Your brain is 80% water.
525
Iron weighs more after it rusts.
68
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
One ragweed plant can release as many as one billion grains of pollen!
51
Pumice is the only rock that floats on water.
14
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21